Immediate Joiner - QA Protocol Testing (LTE/5G)
Resume:
RESUME
SUSHANT KUMAR SINGH
C/O: H/S- ***, Near Ghitorni Talab, Maruti Chawk, Ghitorni, New Delhi -110030 Mob. No: +91-964*******
Email Id: ****************@*****.***
CAREER OBJECTIVE:
To associate with an organization which gives me a chance to update my knowledge and improve my professional skills and to work towards the growth of the organization. QUALIFICATION: -
B.Tech ( Electronics & Communication Engg.) _ 2011 to 2015_Rajasthan Technical University 12th_2010_ C.B.S.E_Rajkamal Saraswati Vidya Mandir, Dhanbad 10th _2008_C.B.S.E_Rajkamal
INDUSTRIAL TRAINING: -
Industrial Fields - Networking ( CCNA Certification ) TATA CMC, Cisco, Router, Switch, TCP/IP, UDP, IP Address, OSI,OSPF, BGP, DHCP, IP Networking, IP Routing, IPv4, IPv6, Subnet, Packet tracing, FTP,SIP, DNS, HTTP Protocol etc.
WORK EXPERIENCE: - 8+ Years ...
8+ Yrs. Working Exp. 3GPP on “ Sr Test Consultant-QA Sr. Protocol Testing " as Network Software for LTE & 5G with Deployment, Manual & Automation Testing.
Technology & Bug Tracking Tools : HP ALM, JIRA Linux Jmeter Python Vysor VNFs K8s CNFs NMS, RMTS
* LTE Protocol & Testing Tools : CMW500 Wireshark QXDM Citrix IXIA CRM OSP Robot framework.
* Telco Network Testing : Functional Cust. Acceptance Integration Regression Performance Test.
* NOKIA Project, NCC, EPC, 5G : Design & Planning for LLD,HLD Execute Acceptance Test Cases & Validate
* Routing Protocol & Validate Test: Data Plance, Control plane, IGMP, BGP, IP, MPLS, TCP, UDP, SMTP, IMAP.
* Nokia Projects, Layer 3, Layer 2 : BGP, OSPF, DHCP, IGMP, OSI layer, DPI, Packet Analyser, SCTP, RCA..etc
* Networking (L2/L3) Traffic Valid: IPv4, RIP, OSPF,ARP, Ethernet, STP, RSTP, DHCP, DNS, IXIA Traffic Generator
* Switching, Routing & Validate : LAN, WAN,NAT, Unicast, Broadcast, Multicast, DPI, Packet, SCTP, RCA,TLS.
* LTE, 5G Core & E2E Testing : EPC Core,PCRF, OCS, SIP, Diameter, Http2, Gx, Gy,Sy, Session Id, RADIUS.et
* Exp with VoIP /VoLTE /IMS : SIP,Voice, Video,Tcpdump, Pcap, IMS, IVR, RTP/RTCP, SIP Header, Diameter
* Nokia Charging Project (NCC) : NCC, OCS Charging,Billing, PCRF, CRM, Gx, Gy, Sy, Handover, CDRs, EDRs.
* LTE Core or LTE Test Interface : EPC Core, MME, PCRF, HSS, SGW, PGW, OCS, HSS, MSCC, S1AP,SIP, IMS.
* Exp. Wireless 4G EPC /5G Core : 5G core, AMF, SMF, PCF, CHF, AMF, N15, N7, N28, N40, Http2, UDM, NRF
* Netowk KPI Monitor & Analysis : CSSR,CST,MOS, Jitters, Latency, Packet loss, Accessibility, Integrity, Mobility.
* Telecom BSS /OSS Projects : CRM, Provisioning, Services,Inventory Manag.,OSS, BSS, Billing, Charging.
* Wireless LTE Core Interfaces Test : S1-MME, S1-AP, S1/X2-HO, S11,S6a, S5/S6, IN charging, IVR, FRC etc.
* 5G CoreTechnology interfaces : NGx, NgEIR, AuSF, NgOSP,Http2, Diameter, AMF, SMF, SIP, PCRF, PCF. 2
* LTE Protocol Testing Based 3GPP : RRC NAS MAC,L3 Layer, L2 Layer, X2-AP & S1-AP Based on 3GPP Spec.
* Experience on 3GPP concept : 3GPP Test Specific ( Releases ) 36/38 Series, X2 HO, S1 Handover Test.
* LTE 3GPP Test specifications : TS 36.523, TS 36.331,TS 24.301, TS 36.321, 36.413, 38 series...etc.
* RAN ( eNB ) LTE Testing : S1-MME,S1-AP, X2-AP, CU/DU, O-RAN, BBU,RRU, S1/X2-HO etc.
* Operating system (OS) and Cloud : Windows Linux OS, Linux Cmd, Citrix, NFVI, Vysor,Agile, ChatGPT, VNFs, CNFs, Azure, Telco-Cloud & Kubernetes, Python, X-ray, Defect tracking,CRM, test management etc.
* LTE EPC & 5G Core, 5G NR: -
MME, PGW, S1AP,HSS, CCNA, Diameter, SIP, Voice, WAN, BGP, OSPF, IPv4, RIP, OSPF, ARP, Ethernet, STP, RSTP, DHCP, DNS, IXIA VoLTE NCC, OCS Charging & Billing, AMF, Ng-EIR,UPF, Gx, Gy, Sy,IMS, SIP, IMS, VoLTE, HSS/HLR, Billing and Charging, UDM, NRF, PCF, Billing & Charging, Sy,MME, PGW, PCRF, BSS, OSS S1-AP protocol
/EPC/MME/ SGW/ S1 handover / HSS, IP Network Protocol /Frame structure, on Call flow, RRC, Layer 3: RRC, EPS Bearer, LTE Channel Uses.
Current Organization: Infinite Computer Solutions India Ltd. Nokia Project:- Bytel-France
NCC Billing & Charging project:- IXIA,Layer 3, Layer 2, IPv4, RIP, OSPF, ARP, Ethernet, STP, RSTP, DHCP
,NCC,PCRF, OCS charging & Billing, Prepaid, Postpaid, Bundle, Bucket., N28, N40, Gx, Gy, Sy interfaces, NCHF, OCS, Diameter, IMS, MVNO, STP, http2, CCR/CCA/SLA/SNR, Diameter Protocol, Tariff, Acceptance Testing, Wireshark, Pcap trace for Data & Voice call, VoLTE..etc.
DHCP feature end-to-end, covering configuration, validation, traffic verification, and failure scenarios as part of system and regression testing. • Worked extensively on ASR1K platforms,
ATP Preparation : To make prepare project LLD & HLD Documents Design, defect tracking...etc
. CDRs Generation – Decode CDRs, Session id, Policy counter status, Bundle name, Bucket id, Session sequence number, Time stamp, MCC, MNC, OCS charging record etc.
. EDRs Generation- Decode EDRs, Reset account, Reset device, create account, Reset subscription, Reset Period Action, Add EDRAction, Provisioning Record, Event record etc.
. Notification – 80% -100% Notifications, response code-204, etc
. Voice, Video data, SIP, IMS, TCP dump, Pcap log Analyser.
. LLD – ATP Test design
. CRBN Id, Charging id..etc
. KPI Monitoring & Analysis :: CSSR, CST, MOS, Jitters, Latency, Packet loss
# Configuration & Deployment, Testing:: Telco Network
Configured BGP on branch routers (CE) to exchange routes with MPLS Provider Edge (PE).
Worked extensively on platforms, gaining strong hands-on expertise in routing, DHCP, and Core L3 networking features.
Configured OSPF on branch LAN side for intra-branch dynamic routing.
Ethernet,OSPF, STP, RSTP, Optical Power meter, Multimeter…etc
PC E1 tester
Implemented OSPF - BGP redistribution at the CE router to advertise LAN subnets into MPLS cloud. 3
Performed bug reporting, defect tracking, and verification using defect tracking tool Cisco & Nokia.
# Route Control & Optimization::
Applied route filtering and prefix-lists to avoid route loops.
Tuned BGP attributes (Local Preference, MED) for optimal path selection. Previous Org: CAPGEMINI Technology Services India Ltd. Nokia Project:- SingTel
L3 Network Project : Design, Operation, Deployment & Monitoring
# Network Design & Planning Projects : Broadcast, Multicast Network-
• BGP, OSPF, Designed MPLS, DTB, Broadcast, Multicast, DPI, Packet Layer 2,VPN connectivity for multiple branches.
• Incident Management: Root Cause Analysis (RCA)
• Performance Optimization: Latency, Throughput, Packet Loss
• Defined VRF instances per customer/branch for traffic separation.
• SDH Technology
# Testing & Validation Operations:
Verified branch-to-branch and branch-to-DC connectivity.
Tested failover scenarios (link down, PE failure).
Ensured convergence time met SLA requirements.
Ability to work to deadlines and SLAs
Good communication, problem resolution and decision-making
• Project Name: E2E Testing of eNodeB EPC Core Testing -- ( S1-AP Protocol, S1-MME Testing ( Handover, MME, PGW,PCRF Node Testing )
Roles & Responsibility: Test Engineer
All the information message passes through eNB to MME then check & test functions.
MME, PGW, PCRF Node testing in Core network.
Testing of (Attach, Detach, Handover Signaling, X2-HO,S1-HO
NAS Signaling
• Nokia Project-
Ng-EIR Project: - Feature in PEI /MAC history, Regression/ Functional Test with Manual Testing and Robot framework or CCTF.
CNFs/ VNFs based BPE, BSS, Charging & Billing, LDAP, One-NDS/SDL, IMS, Ng-EIR, AMF, UDM, N17 interface, http2, Diameter, SIP, http2lb, Voice, Data etc.
. 5G Core : Ng EIR, BPE, UDM, AMF
. LLD and HLD design
. SVS test design
. PEI History – Creation IMEI and IMSI in One NDS data base. 4
. MAC history- Generate the history based on EIR, BPE
Project Name: - Telstra Project _NOKIA
Telstra OSP migration IN Project: - Charging & Mediation, Billing, BSS Product, Handover, IN Network, N15, N17 Interface, HSS/HLR, PCRF, SLEE and SMF, AuSF, AMF, MME, SIP, 5G Core, 4G Core, IN Network, Routing and Charging, FRC. etc.
Feature and functional testing and Integration Testing for Services:
. LLD and ITP Test documents sheet design.
. FRC Services, Call Screening, Premium rate services
. Supplementary Services
. Data Sessions CDRs: PGW & PCRF Nodes Test, Charging ID, Host ID, MME, CRBN, Session id, AMBR, CRBN etc.
. Charging feature
. CDRs Generation for Long and short call
. IVR services
. SVS documents.
. IMS call, VoLTE, 3G etc.
. Services Test: FRC, MRF, IVR, MNP, CNP services on OSP platform.
. Platform SLEE, MCP and SMF etc.
Previous Organization: QUALITEST India Ltd.
Ex Org: Edgerock Software solutions Pvt Ltd.
. British Telecommunication Inc.
Project Clients:
• Qualitest india :( IMS, SIP, X2/S1 HO, RRC, NAS, MAC, S1AP, EPC, MME, SGW, PGW, Regression testing)
• Provena india Inc.:( eNodeB, RAN, X2-AP, S1-AP, X2/S1-HO, RRC, NAS Protocol, 36.523, TS 36.331, TS 36.321.etc.)
. British Telecommunication Inc.
Project Clients: British Telecommunications Inc.
. Project Name: AIM to ONM Migration project and NC Rater Migration project: _ MVNO
CDRs Generation: MVNO, Session Id, AMBR (DL/UL), APN id, Node Id for Voice call, Voicemail retrieval, Time stamp, EMRG Call, Voice call retrieval, MMS, SMS etc.
Data Sessions CDRs: PGW & PCRF Nodes Test, MVNO, Charging ID, Host ID, MME, CRBN, Session id, AMBR, CRBN etc.
Intermediate CDRs for Long and short call.
FRC services, NCM Services
Supplementary Services Testing
MME nodes for Handover.
Testing on also MVNO Network.
. Project Name: GNOME Project: _
* HSS / MNE Test for Authentication, HO, Diameter etc., Handover testing.
* Test preparation of LLD HLD: write Test cases & Description 5
* VoLTE call with supplementary services.
* Feature Testing
• Project Name: - Validation of LTE Protocol - RRC Layer Testing -- Role & Responsibility: - Test Engineer The purpose of this project is to test the RRC procedure and verify the features of the handset as per the client requirement and 3GPP standards. UE in RRC-IDLE, RRC Connection Request, Paging Msg, Service REQ, Radio bearer management about an incoming call and UE to re-acquire system information. RRC connection Reconfiguration is used to perform Handover and configuration of measurements.
• Project Name: - Validation of LTE Testing :- NAS Layer Testing (Attach, Default, Dedicated Bearer Establishment, Service Request)
Role & Responsibility: Test Engineer
The UE can also use ATTECH, DETECTED, PDN Connection, Active Default bearer Authentication, tracking area updated, this procedure for EPS service such as CS speech call. user wants to connect to the different PDN to that provided by the default bearer. Service Request is required if UE move from RRC_IDLE to RRC_CONNECTED.
. Project Name: Validation of LTE Testing – MAC Layer Testing -- Role & Responsibility: Protocol Test Engineer
The aim of the project is to verify the MAC Layer features of the device based on 3GPP standards and customer specifications in RACHING.
• Knowledge about RF TELECOM Tools: - Log Analysis, Wireshark Packet tracking, QXDM, TEMS investigation
/TEMS Discovery/XCAL Tools / VUZE Google earth/ MapInfo/ Replay. (4G / LTE Testing, SA/NSA Basic & Network Signal).
Parameters Measurement of RSRP, RSRQ,CQI,PCI,SINR, TX Labeler Label, RCCP, Io/No throughput, CID. TECHNICAL /SOFTWARE SKILL:
● Languages: C & CCNA Certification.
● Responsible for analyzing client requirement and preparing Software Requirement Specification.
* Understanding of complete call flows for testing based on 3GPP
* The test cases and analyzing log files.
* Bug Tracking and Reporting issues.
* Understanding the signaling as per the relevant specifications. AREA OF INTEREST:-
● Electronics & Telecommunication, Software Engineer, Telecom/ ISP, Manufacturer Area. HOBBIES :-Playing Cricket and listening music.
PERSONAL INFORMATION:
Date of Birth : 04th June 1993
6
Father’s Name : Late Sri Mithilesh Kumar Singh
Marital Status : Married
Nationality : Indian
Language Known : English, Hindi
Permanent address : S/O: Mithilesh Singh, Sinha, Near Sinha Bazar, Bhojpur,Bihar-802316 DECLARATION:-
I consider myself familiar with Electronics & Communication Engineer. I am also confident of my to work in a team
Sign: Sushant Kumar Singh PLACE: Gurgaon
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